The 21.0.1 mapper produced EpcPropertyData with sap_ventilation=None, so the cert→inputs cascade defaulted every ventilation count to zero even when the cert lodged extract fans (most schema-21 certs do). extract_fans_count was double-mapped — surfaced as a top-level field the calculator never reads, but missing from the SapVentilation slice the cascade does read. Fix: populate sap_ventilation in from_rdsap_schema_21_0_1 with extract_fans_count. Drives ~⅓ of the rating-cohort drift on a clean no-PV no-secondary gas-combi cert. Refactored test_golden_fixtures.py from global tolerance ceilings (±13 SAP / ±35 PE) to per-cert pinned residuals at abs SAP=0, PE=0.01 kWh/m², CO2=0.001 t/yr. Each cert's _GoldenExpectation now records the actual current residual (SAP/PE/CO2 — CO2 newly pinned via the postcode-cascade environmental section). Drift in either direction fires the test: tighten the pin on improvement, document on regression. Recorded residuals reflect known remaining mapper gaps (RR room-in- roof extraction on cert 0240, oil cascade on 0390, etc.) — tracked in each cert's notes: field, not acceptance bounds. 930/930 Elmhurst cascade pins unchanged (site-notes EPCs already populate sap_ventilation). 257/257 mapper tests green. 10/10 golden cohort green under the new pins. Pyright net-zero (34 errors before and after). Co-Authored-By: Claude Opus 4.7 <noreply@anthropic.com> |
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| .devcontainer | ||
| .github/workflows | ||
| .idea | ||
| .vscode | ||
| asset_list | ||
| backend | ||
| backlog | ||
| datatypes | ||
| docs | ||
| epr_data_exports | ||
| etl | ||
| infrastructure/terraform | ||
| model_data/requirements | ||
| packages | ||
| recommendations | ||
| scripts | ||
| services | ||
| sfr/principal_pitch | ||
| survey_report | ||
| utils | ||
| .coveragerc | ||
| .dockerignore | ||
| .gitignore | ||
| __init__.py | ||
| AGENTS.md | ||
| ara_backend_design.md | ||
| BaseUtility.py | ||
| CLAUDE.md | ||
| conftest.py | ||
| CONTEXT.md | ||
| devcontainer.sh | ||
| Dockerfile.test | ||
| Dockerfile.test.dockerignore | ||
| Makefile | ||
| MEMORY.md | ||
| package-lock.json | ||
| package.json | ||
| pyproject.toml | ||
| pyrightconfig.json | ||
| pytest.ini | ||
| README.md | ||
| run_backlog.sh | ||
| run_lambda_local.sh | ||
| serverless.yml | ||
| test.requirements.txt | ||
| tox.ini | ||
| UBIQUITOUS_LANGUAGE.md | ||
Model Repository
This repository contains the code pertaining to the development of the data science and machine learning products being utilised by Hestia.
The different folders in this repository relate to services that can be used independently, or can be imported and used as part of a larger application
Getting Started
Prerequisites
Dev Container Setup
This repo uses a Docker Compose-based dev container. The model-backend service joins a shared-dev Docker network so it can communicate with other local services (e.g. a frontend container) running on your machine.
VS Code users: The initializeCommand in devcontainer.json creates the shared-dev network automatically before the container starts. No manual step required — just open the repo and select Reopen in Container.
Non-VS Code / CI workflows: Run the following once before starting the container:
make dev-setup
This is idempotent and safe to re-run if the network already exists.
Folders
backend/
This folder contains the code for the fastapi backend service, which provides an interface to much of the functionality in this repository, for the frontend
model_data/
This folder contains related to the reading and preparation of assessment model data, including pulling out epc attributes
Testing
All tests can be run, against the configuration in pytest.ini running
pytest
This will run the complete panel of tests and report on coverage in the locations specified by the pytest.ini file.
To run tests in a specific service, e.g. inside of model_data, simply run
pytest --cov-config=model_data/.coveragerc --cov=model_data
This will produce the test results and coverage reports